IBM Thinkpad T40 Battery review

• Turn the brightness level as low as you possibly. Laptops always come with the ability to select the brightness level, some even could modify CPU cooling performance, switch down to lowest level will enable you squeeze out two times longer IBM ThinkPad T40 battery life than the situation working in the highest level.
• Shut down programs running automatic. Some of the programs we won't to use startup in backgroud when you start you OS, like QuickTime, Desktop Search. When expand your taskbar, you can see and shutdown them, but there are also some process invisible in most cases. They consume your laptop computer resourse and IBM ThinkPad T40 Series battery slowly, press "Ctrl" + "Alt" + "Del" to open your tasker manager and halt the process not necessary.
• Unplug external devices. Normally device, your mouse, and the most power consume device -- Mobile hard disk, they drain down your laptop IBM ThinkPad T41 battery for there get the power supply from the USB port in your laptop. Remove when you aren't using them, is goes without saying that this will save a lot of power.
• Hibernate instead of suspend. Suspend mode make your save some power and instantly resume your laptop when you come back, but compare with the Hibernate mode, suspend laptop also running in lower power consumed situation, electricity exhaust is zero in hibernate mode for all your computer's state were saved before it shutdown. For the convenient reason, you'd better use the hibernate function when leave over 20 minutes.
• Keep your IBM ThinkPad T61p battery clean. Keep the battery clean especially the matel contacts with some a cloth moistened with rubbing alcohol, this keeps the power transfer from your IBM ThinkPad T40 Series battery more efficient.